Home / 8,173.36-11,278.60-4,635.96

Finding the Fourth Proportional to 8,173.36, 11,278.60 and 4,635.96

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Solution

The fourth proportional to 8,173.36, 11,278.60 and 4,635.96 is: 6,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.36 : 11,278.60 = 4,635.96 : x
  2. Step 2: Convert to fraction form
    8,173.36/11,278.60 = 4,635.96/x
  3. Step 3: Cross multiply
    8,173.36x = 11,278.60 × 4,635.96
  4. Step 4: Simplify right side
    8,173.36x = 52,287,138.46
  5. Step 5: Solve for x
    x = 52,287,138.46/8,173.36
  6. Step 6: Final answer
    x = 6,397.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.